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Mailchimp vs Plunk: Pricing and Ratings Compared (2026)

Entry prices and free plans as read on each vendor's pricing page, and user ratings as published on review sites, for Mailchimp and Plunk side by side. This page compares data; it is not a hands-on review.

On the data: On the data below the two are close or not directly comparable, so we do not name a winner for this pair.

Data comparison compiled by Toolradar, not hand-reviewed Methodology
Data comparison 31,997 user reviews compared Pricing checked Oct 30, 2026

Short on time? Here's the quick answer

Based on published vendor pricing and features and on public review data, here's who should pick what:

Mailchimp

Grow your business with email, SMS, and AI marketing

Best for you if:

  • • You want intuitive drag-and-drop editor accessible to non-technical users

Plunk

The open-source, affordable email platform for marketing, transactional, and broadcast emails.

Best for you if:

  • • You want consolidates multiple email types into one tool, simplifying workflows
At a glance: Mailchimp vs Plunk
At a Glance
Mailchimp Mailchimp
Plunk Plunk
Starts at
Free plan, paid from $13/mo, billed monthly Essentials plan
Free plan
Category
Marketing Automation Email Marketing
Email Marketing Email
Rating
3.9/5 Capterra 4.5 · G2 4.3 · Trustpilot 2.6 31,997 reviews n/a
Free plan
Yes Yes
Watch out for
ALL contacts count: subscribed, unsubscribed, non-subscribed, and 'cleaned' contacts all count toward your plan limit. You pay for contacts who unsubscribed last year unless you manually archive them. This inflates costs by 20-40% for most lists No clear overage pricing for free tier

Choose Mailchimp or Plunk?

Mailchimp

Choose Mailchimp if

  • You want intuitive drag-and-drop editor accessible to non-technical users
  • You want comprehensive free plan to get started with basic email marketing
  • You work in marketing automation, not email marketing
Plunk

Choose Plunk if

  • You want consolidates multiple email types into one tool, simplifying workflows
  • You want transparent and affordable pay-as-you-go pricing model
  • You work in email marketing, not marketing automation

In-Depth Analysis

Mailchimp Mailchimp

Grow your business with email, SMS, and AI marketing

Fair value

Mailchimp was once the default email marketing tool for small businesses, and its free tier was legendary.

Watch out

ALL contacts count: subscribed, unsubscribed, non-subscribed, and 'cleaned' contacts all count toward your plan limit. You pay for contacts who unsubscribed last year unless you manually archive them. This inflates costs by 20-40% for most lists

Strengths

  • Pro: Intuitive drag-and-drop editor accessible to non-technical users
  • Pro: Comprehensive free plan to get started with basic email marketing
  • Pro: Powerful automation workflows rivaling dedicated automation platforms
  • Pro: Extensive template library with mobile-responsive designs
  • Pro: Strong deliverability rates backed by Intuit infrastructure

Weaknesses

  • Con: Free plan capped at just 250 contacts and 500 sends per month
  • Con: Pricing scales steeply as contact lists grow beyond initial tiers
  • Con: Advanced segmentation and multivariate testing require higher tiers
  • Con: Phone support only available on the highest tier
  • Con: Removing Mailchimp branding requires a paid plan

Key features

Drag-and-drop email builder with pre-designed and custom templates Marketing automation with multi-step customer journey workflows AI-powered content generation and send-time optimization Audience segmentation with behavioral and predictive targeting A/B testing and multivariate testing for campaign optimization SMS and MMS marketing campaigns (select countries)

Plunk Plunk

The open-source, affordable email platform for marketing, transactional, and broadcast emails.

Great value

Plunk's pricing is incredibly generous, especially with its robust Free tier offering 1000 emails across all categories.

Watch out

No clear overage pricing for free tier

Strengths

  • Pro: Consolidates multiple email types into one tool, simplifying workflows
  • Pro: Transparent and affordable pay-as-you-go pricing model
  • Pro: Strong emphasis on privacy with EU data hosting
  • Pro: Open-source nature provides transparency and control
  • Pro: Free tier available for getting started without a credit card

Weaknesses

  • Con: Specific advanced features compared to established providers are not explicitly detailed
  • Con: May require technical knowledge for self-hosting option

Key features

Unified platform for marketing, transactional, and broadcast emails Powerful, repeatable automations for triggered emails Fast delivery for critical transactional emails Newsletter and broadcast campaign management Responsive email editor or custom HTML import EU data hosting, storage, and processing

Plans and prices: Mailchimp vs Plunk

Plans and prices of Mailchimp and Plunk, as read on each vendor's pricing page. Each plan keeps its own billing unit.
Tool Plans and prices Source
Mailchimp
  • Free: Free
  • Essentials: $13/mo, billed monthly
  • Standard: $20/mo, billed monthly
  • Premium: $350/mo, billed monthly
mailchimp.com/pricing read Oct 26, 2026
Plunk
  • Free: Free
  • Pay-as-you-go: Usage-based, one-time or minimum-commitment pricing
  • Self-host: Custom pricing
useplunk.com/pricing read Oct 30, 2026

Prices as read on each vendor's own pricing page on the date shown. Plans are listed per tool and are not matched against the other tool's plans: a plan name or price in one column says nothing about the same row in the other. Details on Mailchimp pricing and Plunk pricing.

Key Takeaways

Mailchimp

  • Choose if you want grow your business with email, SMS, and AI marketing

Plunk

  • Choose if you want the open-source, affordable email platform for marketing, transactional, and broadcast emails

What the data shows

On the data below the two are close or not directly comparable, so we do not name a winner for this pair.

  • Only Mailchimp has a published user rating (3.9/5 from 31,997 reviews); Plunk has none we can show.
  • Mailchimp starts at $13/mo, billed monthly; Plunk has no public paid plan price on file.
  • Both have a free plan.

Criteria: user rating (only above 20 reviews on both sides, gap of 0.2 or more), entry price (only on the same billing basis), free plan. How we rate

Frequently Asked Questions

How do Mailchimp and Plunk compare in 2026?

On the data below the two are close or not directly comparable, so we do not name a winner for this pair. Only Mailchimp has a published user rating (3.9/5 from 31,997 reviews); Plunk has none we can show. Mailchimp starts at $13/mo, billed monthly; Plunk has no public paid plan price on file. Both have a free plan.

What are Mailchimp and Plunk used for?

Mailchimp: Grow your business with email, SMS, and AI marketing. Plunk: The open-source, affordable email platform for marketing, transactional, and broadcast emails.

What does Mailchimp cost vs Plunk?

Mailchimp's cheapest paid plan is Essentials at $13/mo, billed monthly; it also has a free plan. Plunk has no public paid-plan price on file. Prices read on the vendors' pricing pages, latest check Oct 30, 2026.

What's the main difference between Mailchimp and Plunk?

Mailchimp's main strength: intuitive drag-and-drop editor accessible to non-technical users. Plunk's main strength: consolidates multiple email types into one tool, simplifying workflows.

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